FR2190974A1 - - Google Patents

Info

Publication number
FR2190974A1
FR2190974A1 FR7324595A FR7324595A FR2190974A1 FR 2190974 A1 FR2190974 A1 FR 2190974A1 FR 7324595 A FR7324595 A FR 7324595A FR 7324595 A FR7324595 A FR 7324595A FR 2190974 A1 FR2190974 A1 FR 2190974A1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7324595A
Other languages
French (fr)
Other versions
FR2190974B1 (en
Inventor
H O Samuelson
S Hegglund
L Smedman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mo och Domsjo AB filed Critical Mo och Domsjo AB
Publication of FR2190974A1 publication Critical patent/FR2190974A1/fr
Application granted granted Critical
Publication of FR2190974B1 publication Critical patent/FR2190974B1/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
    • D21C3/263—Multistage processes at least one stage being in presence of oxygen
FR7324595A 1972-07-05 1973-07-04 Expired FR2190974B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7208879A SE373896B (en) 1972-07-05 1972-07-05

Publications (2)

Publication Number Publication Date
FR2190974A1 true FR2190974A1 (en) 1974-02-01
FR2190974B1 FR2190974B1 (en) 1975-08-22

Family

ID=20275256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7324595A Expired FR2190974B1 (en) 1972-07-05 1973-07-04

Country Status (11)

Country Link
AT (1) AT328286B (en)
BR (1) BR7304978D0 (en)
CA (1) CA1018707A (en)
CH (1) CH583333A5 (en)
FI (1) FI55061C (en)
FR (1) FR2190974B1 (en)
GB (1) GB1434232A (en)
IT (1) IT996577B (en)
NO (1) NO140535C (en)
SE (1) SE373896B (en)
ZA (1) ZA734384B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2282500A1 (en) * 1974-08-20 1976-03-19 Grp Europ De Cellulose Paper pulp is de-lignified by heating with alkali - followed by oxidation with oxidising liquid and pressurised oxygen
EP0212329A1 (en) * 1985-08-05 1987-03-04 INTEROX Société Anonyme Process for the delignification of cellulosic materials
EP0213376A1 (en) * 1985-08-05 1987-03-11 INTEROX Société Anonyme Process for the delignification of cellulosic materials
EP2435631A4 (en) * 2009-05-29 2015-09-23 Nalco Co New method and arrangement for feeding chemicals into a pulp process stream

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1209352B (en) * 1980-09-22 1989-07-16 Nardi Franco PROCESS FOR THE PRODUCTION OF CHEMICAL CELLULOSE AND / OR PAPER PASTES, AS WELL AS THE PLANT AND ITS COMPONENTS FOR THE IMPLEMENTATION OF THE INDICATED PROCESS
CA2356444C (en) 1999-02-15 2009-12-15 Kiram Ab Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals
WO2001059204A1 (en) * 2000-02-14 2001-08-16 Kiram Ab Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals
US7520958B2 (en) 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
EP3002365A1 (en) 2005-05-24 2016-04-06 International Paper Company Modified kraft fibers
US7771565B2 (en) 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
US8715969B2 (en) 2008-11-20 2014-05-06 E I Du Pont De Nemours And Company Delignification of biomass with sequential base treatment
CN108360277B (en) * 2017-12-28 2019-12-31 潍坊友容实业有限公司 Process method for extracting cellulose by utilizing amorpha fruticosa planted in saline-alkali soil
CN108166089B (en) * 2017-12-28 2020-07-07 潍坊友容实业有限公司 Method for preparing regenerated cellulose by utilizing amorpha fruticosa planted in saline-alkali soil
CN112852900A (en) * 2019-11-27 2021-05-28 中国石油天然气股份有限公司 Pretreatment method and enzymolysis method of lignocellulose raw material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047420A5 (en) * 1969-05-13 1971-03-12 Mo Och Domsjoe Ab
FR2099805A5 (en) * 1970-06-22 1972-03-17 Mo Och Domsjoe Ab
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047420A5 (en) * 1969-05-13 1971-03-12 Mo Och Domsjoe Ab
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping
FR2099805A5 (en) * 1970-06-22 1972-03-17 Mo Och Domsjoe Ab

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
RESUME DE LA CONFERENCE PRONONCEE PAR C.DE CHOUDENS ET AL AU COURS DU 2E COLLOQUE SCIENTIFIQUE ET TECHNIQUE SUR LA FABRICATION DES PATES. 29-30 JUIN 1971, CENTRE TECHNIQUE DU PAPIER GRENOBLE *
REVUE ASSOCIATION TECHNIQUE DE L INDUSTRIE PAPETIERE ATIP, VOL. 27, NO. 2. 1973, PAGES 147-155, "CUISSONS A L OXYGENE", J.E.CARLES ET AL *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2282500A1 (en) * 1974-08-20 1976-03-19 Grp Europ De Cellulose Paper pulp is de-lignified by heating with alkali - followed by oxidation with oxidising liquid and pressurised oxygen
EP0212329A1 (en) * 1985-08-05 1987-03-04 INTEROX Société Anonyme Process for the delignification of cellulosic materials
EP0213376A1 (en) * 1985-08-05 1987-03-11 INTEROX Société Anonyme Process for the delignification of cellulosic materials
EP2435631A4 (en) * 2009-05-29 2015-09-23 Nalco Co New method and arrangement for feeding chemicals into a pulp process stream

Also Published As

Publication number Publication date
AT328286B (en) 1976-03-10
IT996577B (en) 1975-12-10
FR2190974B1 (en) 1975-08-22
BR7304978D0 (en) 1974-09-05
ZA734384B (en) 1974-06-26
SE373896B (en) 1975-02-17
DE2333742B2 (en) 1975-11-27
CA1018707A (en) 1977-10-11
NO140535B (en) 1979-06-11
FI55061C (en) 1979-05-10
GB1434232A (en) 1976-05-05
NO140535C (en) 1979-09-19
CH583333A5 (en) 1976-12-31
ATA591173A (en) 1975-05-15
DE2333742A1 (en) 1974-01-24
FI55061B (en) 1979-01-31

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Legal Events

Date Code Title Description
ST Notification of lapse